'''Wardruna''' is a Norwegian music group dedicated to creating musical renditions of Norse cultural and esoteric traditions. It was formed in 2003 by Kvitrafn|Einar Selvik
along with Gaahl
and Lindy Fay Hella.
The band have since released three full-length albums, each based on a set of runes. Their third album, ''Runaljod - Ragnarok'', was released on October 21, 2016. Wardruna make significant use of Nordic historical and traditional instruments including various percussion, flutes, kraviklyra, tagelharpe
, mouth harp, Bukkehorn|goat horn
. Non-traditional instruments and other sources of sound like trees, rocks, water and torches are also used.
In 2014, Selvik announced on the group's official Facebook
page that they would take part in composing the score for season 2 of ''Vikings (TV series)|Vikings
'' along with Trevor Morris (musician)|Trevor Morris